Handheld computer



FIG. 1 is a front perspective view of a handheld computer with the coveropen, showing our design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a bottom side view thereof; and,

FIG. 7 is a top side view thereof.

The broken lines are shown in the views for illustrative purposes onlyand form no part of the claimed design.

The ornamental design for a handheld computer, as shown and described.